OK, let's crack this. We're given 492 and our task is to multiply it by 68. Essentially, we'll be adding 492 to itself 68 times.
Step 1: 0 + 492 = 492
Step 2: 492 + 492 = 984
Step 3: 984 + 492 = 1476
Step 4: 1476 + 492 = 1968
Step 5: 1968 + 492 = 2460
Step 6: 2460 + 492 = 2952
Step 7: 2952 + 492 = 3444
Step 8: 3444 + 492 = 3936
Step 9: 3936 + 492 = 4428
Step 10: 4428 + 492 = 4920
Step 11: 4920 + 492 = 5412
Step 12: 5412 + 492 = 5904
Step 13: 5904 + 492 = 6396
Step 14: 6396 + 492 = 6888
Step 15: 6888 + 492 = 7380
Step 16: 7380 + 492 = 7872
Step 17: 7872 + 492 = 8364
Step 18: 8364 + 492 = 8856
Step 19: 8856 + 492 = 9348
Step 20: 9348 + 492 = 9840
Step 21: 9840 + 492 = 10332
Step 22: 10332 + 492 = 10824
Step 23: 10824 + 492 = 11316
Step 24: 11316 + 492 = 11808
Step 25: 11808 + 492 = 12300
Step 26: 12300 + 492 = 12792
Step 27: 12792 + 492 = 13284
Step 28: 13284 + 492 = 13776
Step 29: 13776 + 492 = 14268
Step 30: 14268 + 492 = 14760
Step 31: 14760 + 492 = 15252
Step 32: 15252 + 492 = 15744
Step 33: 15744 + 492 = 16236
Step 34: 16236 + 492 = 16728
Step 35: 16728 + 492 = 17220
Step 36: 17220 + 492 = 17712
Step 37: 17712 + 492 = 18204
Step 38: 18204 + 492 = 18696
Step 39: 18696 + 492 = 19188
Step 40: 19188 + 492 = 19680
Step 41: 19680 + 492 = 20172
Step 42: 20172 + 492 = 20664
Step 43: 20664 + 492 = 21156
Step 44: 21156 + 492 = 21648
Step 45: 21648 + 492 = 22140
Step 46: 22140 + 492 = 22632
Step 47: 22632 + 492 = 23124
Step 48: 23124 + 492 = 23616
Step 49: 23616 + 492 = 24108
Step 50: 24108 + 492 = 24600
Step 51: 24600 + 492 = 25092
Step 52: 25092 + 492 = 25584
Step 53: 25584 + 492 = 26076
Step 54: 26076 + 492 = 26568
Step 55: 26568 + 492 = 27060
Step 56: 27060 + 492 = 27552
Step 57: 27552 + 492 = 28044
Step 58: 28044 + 492 = 28536
Step 59: 28536 + 492 = 29028
Step 60: 29028 + 492 = 29520
Step 61: 29520 + 492 = 30012
Step 62: 30012 + 492 = 30504
Step 63: 30504 + 492 = 30996
Step 64: 30996 + 492 = 31488
Step 65: 31488 + 492 = 31980
Step 66: 31980 + 492 = 32472
Step 67: 32472 + 492 = 32964
Step 68: 32964 + 492 = 33456

So, 492*68 = 33456